In terms of precipitation, rainfall in Vientiane ranges from 10.0 - 120.0 mm per month. July is typically the wettest month, when rainfall can reach 120.0 mm. January is typically the driest time to visit Vientiane when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Vientiane, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 22.0 C).

What is the cheapest time of day to fly from YOW to VTE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to Vientiane as you normally would.

Can I find deals for flights from Ottawa to Vientiane that include hotel bookings?

Yes. In addition to deals on Ottawa to Vientiane flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ottawa to Vientiane?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Vientiane.

Can I find deals for business class flights from Ottawa to Vientiane?

Yes. Cheapflights offers flight deals from Ottawa to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 955+ Cheap Flights from Ottawa to Vientiane

Cheap flight deals from Ottawa to Vientiane

Enter your travel dates to find the best prices.

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Cheapest flights from Ottawa to Vientiane
Explore the most affordable flight options available from Ottawa to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Tue 15/910:10 p.m. -

2 stops38h 40m

Mon 21/912:50 a.m. -

2 stops35h 03m

Deal found 14/9C$ 2,283

Tue 29/129:10 a.m. -

2 stops27h 15m

Mon 25/11:25 a.m. -

2 stops35h 31m

Deal found 12/9C$ 2,305

Tue 29/125:40 p.m. -

2 stops38h 05m

Mon 25/18:30 p.m. -

2 stops40h 26m

Deal found 15/9C$ 2,651

Mon 28/125:40 p.m. -

2 stops42h 45m

Sun 24/11:25 a.m. -

2 stops45h 55m

Deal found 15/9C$ 2,848

Sat 31/105:40 p.m. -

3 stops30h 35m

Mon 2/118:30 p.m. -

3 stops33h 28m

Deal found 16/9C$ 2,955

Find flight deals from Ottawa to Vientiane

Round-trip from	C$ 2,198
One-way from	C$ 955

11/1-8/2
6 total stops
98h 14m total
Ottawa to Vientiane

Search Deals

31/10-31/12
3 total stops
43h 10m total
Ottawa to Vientiane

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Fri 16/10

6:55 p.m.-6:25 p.m.

3 stops36h 30m

Vientiane Wattay

Wed 31/12

12:00 a.m.-12:00 p.m.

Nonstop0h 00m

C$ 1,092

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Sat 31/10

8:40 a.m.-12:25 a.m.

2 stops52h 45m

Vientiane Wattay

Wed 31/12

12:00 a.m.-12:00 p.m.

Nonstop0h 00m

C$ 1,238

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Tue 29/12

9:10 a.m.-12:25 a.m.

2 stops27h 15m

Vientiane Wattay

Mon 25/1

1:25 a.m.-12:56 a.m.

2 stops35h 31m

C$ 2,305

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Mon 11/1

3:15 p.m.-9:10 a.m.

3 stops29h 55m

Vientiane Wattay

Mon 8/2

6:15 p.m.-5:58 p.m.

3 stops35h 43m

C$ 2,604

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Tue 29/12

5:40 p.m.-7:45 p.m.

2 stops38h 05m

Vientiane Wattay

Mon 25/1

8:30 p.m.-12:56 a.m.

2 stops40h 26m

C$ 2,651

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Mon 28/12

8:25 p.m.-7:45 p.m.

3 stops35h 20m

Vientiane Wattay

Mon 25/1

10:15 a.m.-12:40 a.m.

3 stops26h 25m

C$ 3,205

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Sat 31/10

7:45 a.m.-12:25 a.m.

2 stops29h 40m

Vientiane Wattay

Mon 2/11

8:30 p.m.-12:56 a.m.

2 stops40h 26m

C$ 3,237

OttawaVientiane

YOW Ottawa - VTE Vientiane Wattay

YOWVTE

Ottawa

Tue 3/11

7:45 a.m.-12:25 a.m.

2 stops28h 40m

Vientiane Wattay

Thu 18/3

8:30 p.m.-12:54 a.m.

2 stops39h 24m

C$ 8,911

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Sorted by cheapest first

Best time to book a flight from Ottawa to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from Ottawa with our price prediction graph.

YOW-VTE

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Can I find deals for flights from Ottawa to Vientiane that include hotel bookings?
Yes. In addition to deals on Ottawa to Vientiane flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ottawa to Vientiane?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Vientiane.
Can I find deals for business class flights from Ottawa to Vientiane?
Yes. Cheapflights offers flight deals from Ottawa to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Ottawa

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Vientiane flight routes

Alternative routes for Ottawa to Vientiane

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Pierre Elliott Trudeau Intl to Vientiane flights

Pearson Intl to Luang Prabang flights

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to Vientiane. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Vientiane?

Cheapflights simply makes it quick and affordable to book flights from Ottawa to Vientiane by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to Vientiane with no change fees?

Certainly. Search results for flights to Vientiane from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to Vientiane become cheaper?

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Cheap flights from Ottawa to Vientiane from C$ 955

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ottawa to Vientiane

Cheapest flights from Ottawa to VientianeExplore the most affordable flight options available from Ottawa to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Explore the most affordable flight options available from Ottawa to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Best flights from Ottawa to VientianeDiscover carefully curated flight deals from Ottawa to Vientiane that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Discover carefully curated flight deals from Ottawa to Vientiane that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights from Ottawa to VientianeDiscover last-minute flight deals from Ottawa to Vientiane. Data last updated 16 September 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to Vientiane. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Ottawa to VientianeSearch for one-way flight options from Ottawa to Vientiane. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

Search for one-way flight options from Ottawa to Vientiane. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

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Best time to book a flight from Ottawa to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from Ottawa with our price prediction graph.

Related info for your journey

Can I find deals for flights from Ottawa to Vientiane that include hotel bookings?

How can I find direct flights from Ottawa to Vientiane?

Can I find deals for business class flights from Ottawa to Vientiane?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ottawa to Vientiane

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Vientiane by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Ottawa to Vientiane by cabin class

Find flights from Ottawa to Vientiane, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ottawa and Vientiane flights

Browse other Ottawa and Vientiane flight options. Last updated on 16 September 2026.

Other flights from Ottawa

Browse through other flights departing from Ottawa. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Vientiane

Explore flights to Vientiane departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.

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How does Cheapflights help users find flights from Ottawa to Vientiane?

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Vientiane?

Can Cheapflights find flights from Ottawa to Vientiane with no change fees?

Can Cheapflights notify me if prices for flights from Ottawa to Vientiane become cheaper?

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Cheapest flights from Ottawa to Vientiane
Explore the most affordable flight options available from Ottawa to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Best flights from Ottawa to Vientiane
Discover carefully curated flight deals from Ottawa to Vientiane that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights from Ottawa to Vientiane
Discover last-minute flight deals from Ottawa to Vientiane. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Ottawa to Vientiane
Search for one-way flight options from Ottawa to Vientiane. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.